Re: [OMPI devel] problem with openib, was: send/recv during initialization

2007-06-28 Thread Jeff Squyres
On Jun 26, 2007, at 5:06 PM, Georg Wassen wrote: Hello all, I temporarily worked around my former problem by using synchronous communication and shifting the initialization into the first call of a collective operation. But nevertheless, I found a performance bug in btl_openib. When I exec

Re: [OMPI devel] Modex

2007-06-28 Thread Jeff Squyres
Awesome; ditto. On Jun 27, 2007, at 4:19 PM, Terry D. Dontje wrote: Cool this sounds good enough to me. --td Brian Barrett wrote: THe function name changes are pretty obvious (s/mca_pml_base/ompi/), and I thought I'd try something new and actually document the interface in the header file :

Re: [OMPI devel] problem with openib, was: send/recv during initialization

2007-06-28 Thread Georg Wassen
Hello, FWIW: the reason you have to use PML_CALL() is by design. The MPI API has all the error checking stuff for ensuring that MPI_INIT completed, error checking of parameters, etc. We never invoke the top-level MPI API from elsewhere in the OMPI code base (except for from within ROMIO

Re: [OMPI devel] Improve OB1 performance when multiple NICs are available

2007-06-28 Thread Gleb Natapov
Nobody except George haven't commented/complained about this patch, so I assume everybody except George are OK with it. And from George mails I don't understand if he is OK with me applying it to the trunk and he simply thinks that further work should be done in this area. So I'll ask him directly:

Re: [OMPI devel] Improve OB1 performance when multiple NICs are available

2007-06-28 Thread George Bosilca
Gleb, I'm not against the patch (at least not against your second version). I really want to have the dynamic way to feed the BTLs based on the order in which they complete the previous send. Give me one or two days, I want to test your patch on a heterogeneous Ethernet environment, and r

Re: [OMPI devel] Improve OB1 performance when multiple NICs are available

2007-06-28 Thread Gleb Natapov
On Thu, Jun 28, 2007 at 12:02:14PM -0400, George Bosilca wrote: > I'm not against the patch (at least not against your second version). > I really want to have the dynamic way to feed the BTLs based on the > order in which they complete the previous send. Give me one or two > days, I want to